信用级别评定服务，查询用户的信用历史信息。
A credit rating service that queries the user's credit history information.
如下图，可以查询历史补丁集的更多信息。
Further more information can be grabbed from the Patch history by clicking like below.
如下图，可以查询历史补丁集的更多信息。
Further more information can be grabbed from the Patch history by clicking like below.
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